How Unai Emery gave Bayern Munich the blueprint to beat Arsenal

Ex-Arsenal manager Unai Emery perhaps went to the Emirates Stadium with a bit of a chip on his shoulder on Sunday afternoon.

The now-Aston Villa boss wasn't the most beloved figure in north London during his time in charge of Arsenal, being the butt of quite a few jokes regarding his post-match interviews and corner kick delivery during training sessions (which weren't great in truth) during his short tenure.

Up against his former club, the manager who replaced him, and in front of the the fans who regularly slagged him off, Emery pulled out all of the tactical stops at the weekend, inspiring his current team on the cusp of Champions League qualification to awell deserved win in the process.

Here's how Emery pulled it off, and created a bit of a tactical blueprint for Bayern Munich to follow against Arsenal in the Champions League quarter-finals on Wednesday.

Having drafted Kai Havertz into midfield and Leandro Trossard and Gabriel Jesus into the front three, Arteta explicitly planned to kill Aston Villa with overloads and swift positional interchanges on the left.

And, in the first half, it worked quite well.

Havertz, Troassard and Jesus all saw great chances go begging thanks to either wayward finishing or the brilliant form of ex-Arsenal man Emi Martinez between the sticks in the opening 45 minutes.

Emery reacted to this at half-time, opting to make his midfield and defence much more compact in order to close off the spaces that Arsenal's attackers were previously having joy in.

That change was successful thanks in large part to the chips-fuelled John McGinn who, after dropping into more of a defensive midfield role between Ezri Konza and Diego Carlos, completely nullified both Havertz and Trossard with a combination of